The effect of fungicides and plant growth regulators applied as a seed treatment on the freezing tolerance of winter wheat

application rates cold crecimiento croissance crop yield cultivars dose d'application freezing frio froid fumigant fumigantes fumigants genetic variation germination growth growth inhibitors imazalil inhibidores del crecimiento prochloraz procloraz racine rendement des cultures rendimiento de cultivos resistencia a la temperatura retardateur de croissance roots seed treatment shoots stems tallo temperature resistance tige traitement des semences tratamiento de semillas triadimefon triticum aestivum variedades varieties